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Air Conditioning & Heating Experts in Carterville, IL

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Charlie's Air Conditioning & Heating has provided Carterville, IL, excellent heating and AC service, repair, installation and system replacement for almost 40 years. We specialize in heating and cooling services as well as blown-in insulation.

What Makes Charlie's Different (and Better!) for Local Carterville Families?

Why pick Charlie's Air Conditioning & Heating as your HVAC contractor? We have been trusted to heat and cool local homes and have the expertise to keep you cool and comfortable in the summer and nice and warm in the winter. We also stock a variety of American-made products that could change how you interact with your heating or cooling system.

We install only YORK products so we can provide you with the finest examples of furnaces, air conditioners and heat pumps. Upgrading and get significant savings on your utility bills as the new HVAC systems are built to operate at maximum efficiency.

Check out our glowing reviews and discover why your neighbors consider us to be their nearby heating and air company in Carterville, IL.

Recent Jobs and Reviews in Carterville, IL

Rated 5.0 out of 5 stars based on 933 customer reviews

Customers say: The reviews exhibit a positive sentiment towards Charley's Air Conditioning and Heating. The majority of customers express satisfaction with the quality of service, professionalism, and expertise of the technicians. Positive reviews frequently mention friendly and personable service providers, timely and efficient service, and effective problem resolution. Customers also appreciate the company's reliability, punctuality, and willingness to accommodate their schedules. Additionally, many reviews highlight the technicians' knowledge, courtesy, and ability to explain technical issues in a clear and understandable manner. However, a few negative reviews exist, primarily concerning pricing and billing issues. Customers express dissatisfaction with unexpected charges, billing errors, and the need for additional repairs. While these negative reviews exist, the overall sentiment remains positive, with a clear majority of customers expressing satisfaction with Charley's Air Conditioning and Heating's services.

Our Local Reviews by City

Job Locations and Reviews

Daniel B.
Daniel B. Checked in
AC upstairs not working/frozen
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
AC Maintenance PCSA 2026 a/c check up Checked wire connections. Replaced filters. Due to the size of the system, both filters need replaced once per month. Drain line was clogged. Cleaned drain line and added pan tablets. Thermostat was operating normally. Puron levels were within normal range. Everything was clean and checked out well. System is operating normally at this time.
Carterville, IL 62918
Review
Very satisfied
Angie - Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Prepaid AC Maintenance Technician checked wire connections. Made sure thermostat is operating normally replace the filter. Clean drain line and outdoor unit checked Freon levels. AC unit needed 1 pound of Freon.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2026 a/c check up renewal HVAC Service Carterville
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2026 a/c check up renewal Air Conditioning Repair
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
Technician checked wire connections. Made sure thermostat is operating normally. Replace the filters. Clean drain line and outdoor unit. Checked Freon levels. AC unit needed 2 pounds a Freon. Technicians will monitor the Freon levels on future check ups.
Carterville, IL 62918
Daniel B.
Daniel B. Checked in
2026 Spring Check Up PCSA Prepaid Checked wire connections. Replaced filters (customer provided the upstairs filters). Flushed drain lines. Thermostats were operating normally. Puron levels were within normal range. Cleaned outdoor coils. Everything was clean and checked out well. Systems are operating normally at this time.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Free W. New Install AC Maintenance Technician checked wire connections.Made sure thermostat is operating normally. replace the filter. Customer bought two extra filters. Clean drain line and outdoor unit checked free on levels.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Renewal AC Maintenance Technician checked wire connections. Made sure thermostat is operating normally. Replaced the filters. Clean drain line and outdoor unit. Checked Freon levels. Unit needed 3 pounds of Freon. Going to come back out to do a leak search.
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Renewal AC Maintenance HVAC Repair Carterville
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
Air Conditioning Repair Carterville HVAC Service
Carterville, IL 62918
Pete F.
Pete F. Checked in
2026 PCSA AC Check Up Prepaid AC Maintenance Done 4-16-26 AC system maintenance: checked AC operation, Freon and electrical connection. Flushed drain, cleaned condenser coil and replaced filters
Carterville, IL 62918
Carterville, IL - AC system spring maintenance check. Checked air conditioning unit operation, replaced air filters, washed condenser coil & checked greon
Pete F.
Pete F. Checked in
AC system spring maintenance check. Checked air conditioning unit operation, replaced air filters, washed condenser coil & checked greon
Carterville, IL 62918
Pete F.
Pete F. Checked in
2026 AC Check Up PCSA Renewal AC Maintenance Done 4-26-26 Checked system operation, Checked Freon, washed condenser coil and flushed drain. Customer recently changed filter
Carterville, IL 62918
Carterville, IL - Air Conditioner spring maintenance. Cleaned AC coil and check system operation. Freon levels good
Pete F.
Pete F. Checked in
Air Conditioner spring maintenance. Cleaned AC coil and check system operation. Freon levels good
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Prepaid AC Maintenance HVAC Service Carterville
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Renewal AC Maintenance HVAC Service Carterville
Carterville, IL 62918
Review
Always great service
Fleming - Carterville, IL 62918
Jakob E.
Jakob E. Checked in
Air Conditioning Repair
Carterville, IL 62918
Review
Service was excellent. Very respectful, wore boots to keep the floors clean. Thank you!
Scott - Carterville, IL 62918
Jakob E.
Jakob E. Checked in
AC Maintenance PCSA 2026 a/c check up free w/ install Air Conditioning Repair Carterville
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Prepaid AC Maintenance HVAC Service
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Prepaid AC Maintenance Air Conditioning Repair Carterville
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Renewal AC Maintenance HVAC Service Carterville
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
2026 PCSA AC Check Up Renewal AC Maintenance
Carterville, IL 62918
Carterville, IL - 96% Gas furnace installation
Pete F.
Pete F. Checked in
96% Gas furnace installation
Carterville, IL 62918
Jakob E.
Jakob E. Checked in
Heating Maintenance PCSA 2025 heating check up renewal HVAC Repair Carterville
Carterville, IL 62918
Review
As usual. Good professional service.
Gallop - Carterville, IL 62918
Review
Daniel is very knowledgeable and so polite.
Groll - Carterville, IL 62918
Review
Jakob did a great job. He was respectful, experienced and competent. Thank you Jakob for the excellent service!
Rick Scoggins - Carterville, IL 62918
Review
Thorough! Great service
Groll - Carterville, IL 62918
Review
Jakob was friendly and professional. Charlie’s always take care of our heating and a/c needs!
Behan - Carterville, IL 62918
Review
Five
Miller - Carterville, IL 62918
Review
Great service
Rich - Carterville, IL 62918
Review
Excellent service
Horn - Carterville, IL 62918
Review
The technician was very kind and professional. He did an excellent job!
Mausey - Carterville, IL 62918
Review
Jakob did a great job, very professional and polite.
Green - Carterville, IL 62918
Review
Excellant Service
Geiger - Carterville, IL 62918
Review
Service rep went right to work did the service in a very timely manner informed me what was done and that it was in good shape.
Phil - Carterville, IL 62918
Review
Professional and polite. Let me know what he was doing did his job and moved on.
Steinacher - Carterville, IL 62918
Review
Great job! Answered all my questions!
Lori - Carterville, IL 62918
Review
Great job
Robinson - Carterville, IL 62918
Review
Pete did an outstanding job. He fixed the issue with our furnace very quickly.
Mike - Carterville, IL 62918
Review
He was prompt and fixed only what needed fixed. He didn’t try to sell me anything I didn’t need. Love Charlie’s Heating and Air.
Ital - Carterville, IL 62918
Review
Semi annual service
Mayo - Carterville, IL 62918
Review
Jacob was efficient
Mavigliano - Carterville, IL 62918
Review
Everything went great ! Kakob did a good job !
Hosch - Carterville, IL 62918
Review
Jakob did a great job !
Hosch - Carterville, IL 62918
Review
Daniel was super friendly and provided great customer service!
Robbins - Carterville, IL 62918
Review
Its that time of year to have my furnace check up, and Daniel, from Charlies Heating And Air, came out and looked at my furnace and said it was good for another year. He spent a long time at my house and his service was excellent.
Sharon Wunderle - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thank you for being a customer!

Review
He was very good and knowledgeable
Pat Kelly - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thank you for being a customer, Pat! We appreciate you!

Review
Fast and friendly as always.
Benjamin Ragan - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

We appreciate you taking the time to leave a review!

Review
Very professional and knowledgeable.
Mark S - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thank you for being a customer!

Review
Always On time, Knowledgeable, Polite! Charlie's the BEST!
Michael Baker - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

We're happy to hear Justin took good care of you! Give us a call any time!

Review
Daniel is very friendly and does a great job
Mike Scott - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

We are so happy to take care of you! Thanks for being a customer!

Review
Charlies is always dependable. They came out right away and gave us honest and dependable service. The best Air and Heating company around!
Steve Battiste - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thank you Steve! It's always a pleasure to work with you.

Review
Jakob arrived on time and was very polite, professional and knowledgeable. Jakobs work was very thorough and completed in a timely manner In my opinion Charlies has the best, most polite service members in the business. Thanks again for continued 5 star service!
Bill Lannom - Carterville, IL 62918
Response from Charlie's Air Conditioning & Heating:

Thanks Bill for taking the time to tell us about your service today!! We are so fortunate to have Daniel representing out company. Thanks again, Pete Fozzard Co-owner Charlie’s AC and Heating

Five Star Service. Five Reviews.

Read Reviews
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